function forcenum(field)
{ s=field.value;
  t='';
  for (i=0; i<s.length; i++)
    if ((s.charAt(i)>='0') && (s.charAt(i)<='9'))
       t+=s.charAt(i);

  field.value = t;
  return true;
}

function qskeydown(form,e)
{ if (window.event)
    ks=event.keyCode;
  else if (e.which)
    ks=e.which
  else
    ks=0;

  if (ks==13)
    checkref(form);
}

function check_email(str)
{ ereg=new RegExp("^.+@.+\\..+$");
  return ereg.test(str);
}

function postit(form,flag)
{ switch (flag)
  { case 1: 
       if (form.clientqry.value.length==0)
       { confirm("Please enter your COMPANY NAME");
         form.clientqry.focus();
         return;
       }

       else if (form.pwdqry.value.length==0)
       { confirm("Please enter your PASSWORD");
         form.pwdqry.focus();
         return;
       }

       else
         form.action="checkpass.php"; 

       break;

    default: return;
  }

  form.method="post"
  form.submit(); 
}

function nfour(number)
{ return (number < 1000) ? number + 1900 : number;}

function calcdate()
{ var now = new Date();
  var days = new Array('Sunday','Monday','Tuesday','Wednesday',  
    'Thursday','Friday','Saturday');
  var months = new Array('January','February','March','April','May','June',
    'July','August','September','October','November','December');
  var date = ((now.getDate()<10) ? "0" : "")+ now.getDate();
  today =  days[now.getDay()]+" "+now.getDate()+" "+months[now.getMonth()] 
    + " " +nfour(now.getYear());
  return today;
}

function launch(form,pg)
{ form.method="get";
  form.action=pg;
  form.submit();
}

function getarticle(form)
{ var i=form.articles.selectedIndex;
  rn=recarray[i];
  form.action="diary.php?rn="+rn;
  form.submit();  
}